82865399363 has 4 divisors (see below), whose sum is σ = 82901954520. Its totient is φ = 82828844208.

The previous prime is 82865399359. The next prime is 82865399377. The reversal of 82865399363 is 36399356828.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82865399363 - 2² = 82865399359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82865399296 and 82865399305.

It is not an unprimeable number, because it can be changed into a prime (82865399263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18274178 + ... + 18278711.

It is an arithmetic number, because the mean of its divisors is an integer number (20725488630).

Almost surely, 2^82865399363 is an apocalyptic number.

82865399363 is a deficient number, since it is larger than the sum of its proper divisors (36555157).

82865399363 is a wasteful number, since it uses less digits than its factorization.

82865399363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36555156.

The product of its digits is 50388480, while the sum is 62.

The spelling of 82865399363 in words is "eighty-two billion, eight hundred sixty-five million, three hundred ninety-nine thousand, three hundred sixty-three".